hysical properties;Safety requirements;Specification (approval)【摘要】: This part of ISO 14520 gives specific requirements for gaseous fire-extinguishing systems, with respect to theHFC 227ea extinguishant. It includes details of physical properties, specification, usage and safety aspects andis applicable to systems operating at nominal pressures of 25 bar and 42 bar superpressurized with nitrogen.This does not preclude the use of other systems.【中国标准分类号】: C84【国际标准分类号】: 13_220_10【页数】: 8P;A4【正文语种】: 英语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |